The sign for "physical hearing" is not the same as the concept as being
"Hearing person" culturally. For how to sign the concept of "He/she is a
member of the (culturally) 'Hearing' world," see:
HEARING.

Quite a few people write in to ask how to sign: "I am losing my hearing."
These individuals are indeed losing their hearing and thus seeking to enter
the Deaf world and one of the first things they need to know how to sign is
"I'm losing my hearing." (Since it is very common for us Deaf people to want
to know why you are learning our language.